Finding the Fourth Proportional to 23,326,718.12, 32,190,884.88 and 13,013,441.36
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Solution
The fourth proportional to 23,326,718.12, 32,190,884.88 and 13,013,441.36 is: 17,958,556.82
Step by Step Solution
- Step 1: Write the proportion equation
23,326,718.12 : 32,190,884.88 = 13,013,441.36 : x - Step 2: Convert to fraction form
23,326,718.12/32,190,884.88 = 13,013,441.36/x - Step 3: Cross multiply
23,326,718.12x = 32,190,884.88 × 13,013,441.36 - Step 4: Simplify right side
23,326,718.12x = 418,914,192,712,390.62 - Step 5: Solve for x
x = 418,914,192,712,390.62/23,326,718.12 - Step 6: Final answer
x = 17,958,556.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.